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Finding the Fourth Proportional to 473.44, 652.92 and 326.29

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Solution

The fourth proportional to 473.44, 652.92 and 326.29 is: 449.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.44 : 652.92 = 326.29 : x
  2. Step 2: Convert to fraction form
    473.44/652.92 = 326.29/x
  3. Step 3: Cross multiply
    473.44x = 652.92 × 326.29
  4. Step 4: Simplify right side
    473.44x = 213,041.27
  5. Step 5: Solve for x
    x = 213,041.27/473.44
  6. Step 6: Final answer
    x = 449.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.